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* grub-core/boot/sparc64/ieee1275/boot.S [CDBOOT]: Move scratchpad

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so it doesn't land in the middle of loaded image.
This commit is contained in:
Vladimir Serbinenko 2013-12-04 19:54:37 +01:00
parent 382b500ebe
commit 4a73746a04
3 changed files with 11 additions and 1 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2013-12-04 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/boot/sparc64/ieee1275/boot.S [CDBOOT]: Move scratchpad
so it doesn't land in the middle of loaded image.
2013-12-04 Vladimir Serbinenko <phcoder@gmail.com>
* configure.ac: Move all warning options that may be absent in

6
grub-core/boot/sparc64/ieee1275/boot.S
View file

@ -48,7 +48,7 @@ kernel_byte: .xword (2 << 9)
boot_path_end:
kernel_address: .word GRUB_BOOT_MACHINE_KERNEL_ADDR
#else
#define boot_path (_start + 512)
#define boot_path (_start + 512 + SCRATCH_PAD_BOOT_SIZE)
#define boot_path_end (_start + 1024)
#include <grub/offsets.h>
@ -140,7 +140,11 @@ prom_call:
boot_continue:
mov %o7, PIC_REG /* PIC base */
#ifndef CDBOOT
sethi %hi(SCRATCH_PAD_BOOT), %l1 /* OF argument slots */
#else
GET_ABS(_start + 512, %l1) /* OF argument slots */
#endif
/* Find the /chosen node so we can fetch the stdout handle,
* and thus perform console output.

1
include/grub/sparc64/ieee1275/boot.h
View file

@ -27,6 +27,7 @@
#define SCRATCH_PAD_BOOT 0x5000
#define SCRATCH_PAD_DISKBOOT 0x4000
#define SCRATCH_PAD_BOOT_SIZE 0x110
#define GET_ABS(symbol, reg) \
add PIC_REG, (symbol - pic_base), reg